MCQ
Diadelphous stamens occur in
- AGramineae
- BCucurbitaceae
- ✓Papilionatae
- DMalvaceae
filaments of $ 9 $ stamens are fused forming one bundle and the other bundle is represented by the filament of the tenth free stamen $ (A_1 + (9)).$
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$1.$ Thick wall.
$2.$ Intercellular space is present.
$3.$ Impervious to gaseous exchange.
$4.$ Contain grana.
$5.$ Contain thyllakoid.